EASY
10th CBSE
IMPORTANT
Earn 100

On what chemical law, balancing of chemical equation is based.  

Important Questions on Chemical Reactions and Equations

MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 2
Why is it important to balance a chemical equation?
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 3
Write a balanced chemical equation for the following reaction:
Sodium + Water → Sodium hydroxide + Hydrogen
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 3

Write a balanced chemical equation for the following reaction:

Hydrogen + Chlorine →Hydrogen chloride

HARD
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 4
Write the balanced chemical equation with state symbol for the following reaction:
Ethane burns in oxygen to form carbon dioxide and water.
 
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 4
Write the balanced chemical equation with state symbol for the following reaction:
Iron filings react with steam to produce iron (III) oxide and hydrogen gas.
 
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 5

Write the balanced equation for the following chemical reaction:

Barium chloride + Sodium sulphate → Barium sulphate + Sodium chloride.

MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 5
Write the balanced equation for the following chemical reaction:
Nitrogen + Hydrogen → Ammonia
 
MEDIUM
10th CBSE
IMPORTANT
PRACHI SCIENCE CHEMISTRY CLASS-X>Chapter 1 - Chemical Reactions and Equations>Check Your Progress>Q 1
What do you understand by a combination reaction? Give two examples of combination reaction.